laplatae, Plecostomus Eigenmann [C. H.] 1907:450, Pl. 21 (figs. 1-3) [Proceedings of the Washington Academy of Sciences v. 8 (for 1906); ref. 10024] Buenos Aires [Ensenada, Buenos Aires Province], Argentina. Holotype: Princeton Univ. Paratype: CAS 77342 [ex IU 11351] (1). Type catalog: Ferraris 2007:255 [ref. 29155]. Type locality see Calviño & Waldbillig 2020:1 [ref. 37512]. •Valid as Hypostomus laplatae (Eigenmann 1907) -- (Isbrücker 1980:25 [ref. 2303], Burgess 1989:431 [ref. 12860], López & Miquelarena 1991:28 [ref. 23548], Isbrücker 2001:28, 31 [ref. 25653], López et al. 2002:60 [ref. 26808], Isbrücker 2002:19 [ref. 27178], López et al. 2003:51 [ref. 27366], Weber in Reis et al. 2003:359 [ref. 27061], Armbruster 2004:79 [ref. 27644], Menni 2004:81 [ref. 28131], Ferraris 2007:255 [ref. 29155], Zawadzki et al. 2010:724 [ref. 31074], Zawadzki et al. 2014:103 [ref. 33233], Martins et al. 2014:7 [ref. 33617], Litz & Koerber 2014:25 [ref. 33622], Mirande & Koerber 2015:42 [ref. 35117], Cardoso et al. 2016:22 [ref. 34373], Nión et al. 2016:32 [ref. 35565], Cardoso et al. 2019:[16] [ref. 36685], Zawadzki et al. 2019:[11] [ref. 37170], Calviño & Waldbillig 2020:1 [ref. 37512], Zawadzki et al. 2021:110 [ref. 38157], Loureiro et al. 2023:109 [ref. 40506]). Current status: Valid as Hypostomus laplatae (Eigenmann 1907). Loricariidae: Hypostominae. Distribution: South America: La Plata River basin and lower Paraná River (Argentina and Uruguay). Habitat: freshwater.